Ameren

AEE • NYSE

Ameren is a regulated electric company in the utilities sector on NYSE, led by Warner L. Baxter, with a market cap of $26.3B. As of Q3 2025, 85% of shares are held by 797 institutional investors, with VANGUARD GROUP INC as the largest holder at 13.0%.

CEOWarner L. Baxter

Market Cap$26.3B

Regulated Electric

Utilities

Employees9.4K

Websiteamereninvestors.com

Country

United States of America

Overview

Overview of institutional ownership in AEE as of Q3 2025 with a market cap of $28.2B

All Institutions

Institutions: 797
Value Held: $24.0B
Shares Held: 230.3M
Avg Position: $30.2M
Median Position: $634.3K

Hedge Funds

Hedge Funds: 48
Value Held: $984.1M
Shares Held: 9.4M
Avg Position: $20.5M
Median Position: $4.2M

Ownership Breakdown

Institutional (non-HF)

81.66%

$23.0B

Hedge Funds

3.49%

$984.1M

Retail & Other

14.85%

$4.2B

Based on market cap of $28.2B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in AEE as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
VANGUARD GROUP INC Institution	Salim Ramji CEO	$3.7B 0.05% of portfolio	13.00% 35.1M shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager	Robert W Sharps President	$3.0B 0.33% of portfolio	10.59% 28.6M shares	≤ Q2 2013 Held for 12y 5m+	$912.31B
B BlackRock, Inc. Institution	-	$2.3B 0.04% of portfolio	8.05% 21.8M shares	≤ Q2 2013 Held for 12y 5m+	$5.67T
T T. Rowe Price Investment Management, Inc. Insurance Manager	John Edward Robison President	$1.6B 1.00% of portfolio	5.74% 15.5M shares	Q3 2022 Held for 3y 2m	$161.58B
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$1.5B 0.05% of portfolio	5.19% 14.0M shares	≤ Q2 2013 Held for 12y 5m+	$2.88T
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$761.9M 0.05% of portfolio	2.71% 7.3M shares	≤ Q2 2013 Held for 12y 5m+	$1.57T
AMERIPRISE FINANCIAL INC Institution	Jim Cracchiolo CEO	$655.9M 0.15% of portfolio	2.32% 6.3M shares	≤ Q2 2013 Held for 12y 5m+	$433.11B
Invesco Ltd. ETF Provider	Brian Christopher Hartigan CEO	$536.5M 0.08% of portfolio	1.90% 5.1M shares	≤ Q2 2013 Held for 12y 5m+	$633.08B
FMR LLC Institution	-	$505.3M 0.03% of portfolio	1.79% 4.8M shares	≤ Q2 2013 Held for 12y 5m+	$1.92T
HENDERSON GROUP PLC Institution	Ali Dibadj CEO	$493.1M 0.23% of portfolio	1.75% 4.7M shares	≤ Q2 2013 Held for 12y 5m+	$218.74B

Net Capital Flow

Institutional buying and selling activity for AEE in Q3 2025

Traded: −$108.2M
Buyers: 414
Sellers: 289
Total Bought: +$1.1B
Total Sold: −$1.2B
Avg Position: $27.9M

Biggest Buyers

Institution	Net Bought	Current Position
JPMORGAN CHASE & CO Institution	+$173.4M +1.7M shares	$426.0M 4.1M shares
A ANTIPODES PARTNERS Ltd Hedge Fund•Long/Short	+$143.0M +1.4M shares	$143.1M 1.4M shares
T T. Rowe Price Investment Management, Inc. Insurance Manager	+$121.2M +1.2M shares	$1.6B 15.5M shares
RE ADVISERS CORP RIA/Wealth	+$76.6M +734.0K shares	$76.6M 734.0K shares
R REAVES W H & CO INC Institution	+$53.3M +510.2K shares	$100.6M 964.0K shares
STATE STREET CORP Institution	+$34.3M +328.4K shares	$1.5B 14.0M shares
B BlackRock, Inc. Institution	+$33.8M +323.7K shares	$2.3B 21.8M shares
A ADAGE CAPITAL PARTNERS GP LLC Institution	+$25.7M +246.2K shares	$25.7M 246.2K shares
S Squarepoint Ops LLC Hedge Fund•Quant	+$25.0M +239.7K shares	$83.9M 803.5K shares
AQR CAPITAL MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$23.2M +222.9K shares	$51.3M 493.0K shares

Biggest Sellers

Institution	Net Sold	Current Position
GOLDMAN SACHS GROUP INC Institution	−$242.9M −2.3M shares	$332.2M 3.2M shares
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	−$88.7M −923.5K shares	Sold Off 0 shares
ExodusPoint Capital Management, LP Hedge Fund•Multi-Strategy	−$70.7M −677.3K shares	$103.0M 986.3K shares
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC Fund of Funds	−$62.2M −595.5K shares	$73.3M 702.4K shares
COHEN & STEERS INC Institution	−$60.0M −575.1K shares	$162.6M 1.6M shares
VANGUARD GROUP INC Institution	−$45.2M −433.0K shares	$3.7B 35.1M shares
UBS Group AG Institution	−$36.0M −345.3K shares	$97.0M 929.4K shares
Ceredex Value Advisors LLC Long Only Manager	−$35.3M −338.0K shares	$50.5M 483.8K shares
V VIRGINIA RETIREMENT SYSTEMS ET AL Institution	−$34.7M −332.1K shares	$835.0K 8.0K shares
C CANADA PENSION PLAN INVESTMENT BOARD Institution	−$32.4M −310.5K shares	$1.4M 13.7K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited AEE in Q3 2025

New Positions: 35
New Value: $87.9M
Exited Positions: 62
Exited Value: $153.8M

New Positions

Institution	Position Value
RE ADVISERS CORP RIA/Wealth	$76.6M 734.0K shares
Steel Peak Wealth Management LLC RIA/Wealth	$3.1M 29.7K shares
G Gallo Partners, LP Hedge Fund•Sector	$1.6M 15.1K shares
A Aware Super Pty Ltd as trustee of Aware Super Institution	$1.3M 12.8K shares
A Alamea Verwaltungs GmbH Institution	$998.2K 9.6K shares
S SCOTIA CAPITAL INC. Institution	$894.8K 8.6K shares
T TEMA ETFS LLC Institution	$491.8K 4.7K shares
W Wagner Wealth Management, LLC Institution	$335.6K 3.2K shares
San Luis Wealth Advisors LLC RIA/Wealth	$313.8K 3.0K shares
Plan Group Financial, LLC RIA/Wealth	$249.9K 2.4K shares

Exited Positions

Institution	Previous Position
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	$88.7M 923.5K shares
G Greenland Capital Management LP Hedge Fund•Multi-Strategy	$12.5M 129.9K shares
Ghisallo Capital Management LLC Hedge Fund•Multi-Strategy	$9.6M 100.0K shares
Point72 Europe LLP Digital Asset Manager	$7.6M 79.6K shares
C Cubist Systematic Strategies, LLC Institution	$5.5M 57.2K shares
E Entropy Technologies, LP Hedge Fund•Quant Macro	$3.8M 39.1K shares
Aquatic Capital Management LLC Hedge Fund•Quant	$3.5M 36.3K shares
L & S Advisors Inc RIA/Wealth	$2.3M 23.5K shares
Jain Global LLC Hedge Fund•Multi-Strategy	$2.1M 22.0K shares
T TEXAS PERMANENT SCHOOL FUND Institution	$1.8M 19.0K shares

Options Activity

Institutions with the largest Call and Put options positions in AEE as of Q3 2025

Call Positions: 10
Call Value: $15.3M
Put Positions: 7
Put Value: $4.1M

Call Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$5.0M 480.0 contracts
J JANE STREET GROUP, LLC Institution	$4.4M 424.0 contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$2.6M 253.0 contracts
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$2.2M 210.0 contracts
W WOLVERINE TRADING, LLC Institution	$890.5K 86.0 contracts
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	$114.8K 11.0 contracts
Walleye Trading LLC RIA/Wealth	$20.9K 2.0 contracts
BARCLAYS PLC Institution	$20.9K 2.0 contracts
UBS Group AG Institution	- - contracts
TUDOR INVESTMENT CORP ET AL Hedge Fund•Multi-Strategy	- - contracts

Put Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$1.9M 179.0 contracts
J JANE STREET GROUP, LLC Institution	$1.6M 156.0 contracts
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	$501.0K 48.0 contracts
Walleye Trading LLC RIA/Wealth	$83.5K 8.0 contracts
M MIZUHO MARKETS AMERICAS LLC Institution	$536.0 5.9K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	- - contracts
TUDOR INVESTMENT CORP ET AL Hedge Fund•Multi-Strategy	- - contracts

Most Committed Institutions

Institutions with AEE as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
HITE Hedge Asset Management LLC Hedge Fund•Long/Short	James Meyers Jampel Founder	4.05% $74.6M	0.26% 714.7K shares	Q4 2020 Held for 4y 11m	$1.8B
A ANTIPODES PARTNERS Ltd Hedge Fund•Long/Short	Andrew Findlay CEO	3.21% $143.1M	0.51% 1.4M shares	Q1 2024 Held for 1y 8m	$4.5B
B Bank & Trust Co Institution	-	2.26% $3.1M	0.01% 29.3K shares	Q2 2024 Held for 1y 5m	$135.1M
Z Zimmer Partners, LP Hedge Fund•Long/Short	Stuart Jason Zimmer CEO	1.97% $78.2M	0.28% 749.3K shares	Q4 2023 Held for 1y 11m	$4.0B
P Polymer Capital Management LLC Hedge Fund•Multi-Strategy	Eric Jay Kemnitz Managing Partner	1.93% $14.6M	0.05% 140.0K shares	Q4 2024 Held for 11 months	$755.2M
RE ADVISERS CORP RIA/Wealth	Mark David Santero CEO	1.82% $76.6M	0.27% 734.0K shares	Q3 2025 Held for 2 months	$4.2B
R REAVES W H & CO INC Institution	-	1.79% $100.6M	0.36% 964.0K shares	Q2 2025 Held for 5 months	$5.6B
Prosperitas Financial LLC RIA/Wealth	Christopher Matthew Ingram CEO	1.60% $3.9M	0.01% 36.9K shares	Q3 2023 Held for 2y 2m	$240.8M
DUFF & PHELPS INVESTMENT MANAGEMENT CO Real Assets	George Robert Aylward Chairman	1.49% $130.7M	0.46% 1.3M shares	≤ Q2 2013 Held for 12y 5m+	$8.8B
Y Yaupon Capital Management LP Hedge Fund•Multi-Strategy	Steven James Pattyn CIO	1.46% $28.3M	0.10% 270.9K shares	Q2 2024 Held for 1y 5m	$1.9B

Hedge Fund Spotlight

Discover hedge funds investing in AEE

Woodline Partners LP

Hedge Fund • Long/Short

Portfolio ManagerKarl Heinz Kroeker

Portfolio Value: $21.3B
Positions: 868
Last Reported: Q3 2025

Sector Allocation

Position in Ameren

Market Value: $3.7M
Shares Held: 35.7K
Portfolio Weight: 0.02%
Owned Since: 2024-Q4

Top Holding	Sector	Market Value	Weight
1 Microsoft MSFT	Software - Infrastructure Technology	$615.5M	2.90%
2 Nvidia NVDA	Semiconductors Technology	$603.3M	2.84%
3 Apple AAPL	Consumer Electronics Technology	$522.1M	2.46%